Florida Continues Confirming Chikungunya, Dengue, Malaria Cases

The Florida Department of Health (FDH) published its Arbovirus Surveillance Update 46 on November 16, 2024, disclosing mosquito-borne disease cases, including chikungunya and dengue fever.

In Florida, 14 species of mosquitoes have been found to transmit diseases to humans. 

As of November 2024, Alachua, Bay, Broward, Holmes, Madison, Mantatee, Nassau, Orange, Palm Beach, Pasco, Pinellas, Sarasota, and Volusia counties are under a mosquito-borne illness advisory.

Additionally, Duval, Hillsborough,  Marion, Miami-Dade, Monroe, and Walton counties are currently under a mosquito-borne illness alert.

• 786 travel-associated dengue cases were reported, mainly by Brazil, Cuba, and Puerto Rico visitors.
• 90 Oropouche cases were reported in individuals with a travel history to an endemic area such as Cuba. Miami-Dade led the Florida counties with 53 cases.
• 66 cases of locally acquired dengue were reported from six counties, led by Miami-Dade with 40.
• 63 cases of malaria were reported in individuals with a travel history to a malaria-endemic area, such as Africa (Nigeria).
• 9 chikungunya cases with an onset in 2024 have been reported in individuals with a travel history to Brazil (5) and India (4).

The U.S. Centers for Disease Control and Prevention, Canada Health, and the United Kingdom have not issued vaccination requirements for visitors to Florida in 2024.

In Florida, the newly approved chikungunya vaccine (IXCHIQ®) is available at many pharmacies, but dengue and malaria vaccines are currently unavailable in the U.S.